Cornified scales of reptiles increased their capacity to live in terrestrial environments ... the stratum germativum proliferates to form a new set of inner epidermal layers Outer epidermal layer ...

Cornified scales of reptiles increased their capacity to live in terrestrial environments ... the stratum germativum proliferates to form a new set of inner epidermal layers Outer epidermal layer ...

Reptiles are air-breathing vertebrates covered in special skin made up of scales, bony plates ... All regularly shed the outer layer of their skin. Their metabolism depends on the temperature ...

The paper, by N. Di-Poï at University of Geneva in Geneva, Switzerland, and colleagues was titled, "The anatomical placode in reptile scale morphogenesis indicates shared ancestry among skin ...

Slow worms don't. 'This is probably related to the slow worm's burrowing behaviour,' says Mark. 'It's hard to move backwards with overlapping scales.' Both snakes and slow worms shed their skin as ...